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Monthly climate in Niagara Falls, Ontario, Canada

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Niagara Falls features a humid continental climate (Dfb).Temperatures typically range between -2 °C (28 °F) and 23 °C (73 °F) through the year, but rarely can drop to -19 °C (-3 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1119 mm (44.1 inches) and receives 154 rainy days on the 1 mm (0.04 inches) threshold annually.Niagara Falls enjoys an average of 2838 hours of sunshine throughout the year, and daylight varies from 9 hours 3 minutes to 15 hours 16 minutes per day.

Monthly average temperatures in Niagara Falls, Ontario, Canada §

The warmest months in Niagara Falls are June, July and August, with daily mean temperatures ranging from 19 to 23 °C (67 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (28 - 34 °F) throughout the day. On average each year, Niagara Falls experiences 44 days above 25 °C (77.0 °F) and 90 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Niagara Falls, Ontario, Canada.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 14°C
(58°F)		 16°C
(61°F)		 18°C
(65°F)		 24°C
(75°F)		 29°C
(84°F)		 30°C
(87°F)		 32°C
(90°F)		 30°C
(86°F)		 30°C
(86°F)		 26°C
(80°F)		 21°C
(70°F)		 17°C
(62°F)
Mean maximum 10°C
(51°F)		 11°C
(52°F)		 15°C
(58°F)		 20°C
(69°F)		 26°C
(80°F)		 28°C
(82°F)		 29°C
(85°F)		 28°C
(84°F)		 28°C
(82°F)		 25°C
(77°F)		 17°C
(63°F)		 12°C
(54°F)
Average high 0°C
(33°F)		 1°C
(35°F)		 5°C
(41°F)		 10°C
(50°F)		 17°C
(63°F)		 22°C
(73°F)		 26°C
(78°F)		 25°C
(78°F)		 22°C
(72°F)		 16°C
(61°F)		 8°C
(46°F)		 3°C
(38°F)
Daily mean -2°C
(28°F)		 -2°C
(29°F)		 2°C
(35°F)		 7°C
(44°F)		 13°C
(56°F)		 19°C
(67°F)		 23°C
(73°F)		 22°C
(72°F)		 19°C
(66°F)		 13°C
(55°F)		 5°C
(42°F)		 1°C
(34°F)
Average low -5°C
(23°F)		 -5°C
(24°F)		 -1°C
(30°F)		 4°C
(39°F)		 10°C
(50°F)		 16°C
(60°F)		 19°C
(67°F)		 19°C
(66°F)		 15°C
(60°F)		 10°C
(50°F)		 2°C
(37°F)		 -1°C
(30°F)
Mean minimum -14°C
(7°F)		 -14°C
(8°F)		 -10°C
(15°F)		 -2°C
(29°F)		 3°C
(38°F)		 11°C
(52°F)		 16°C
(61°F)		 14°C
(58°F)		 10°C
(49°F)		 4°C
(39°F)		 -6°C
(22°F)		 -9°C
(16°F)
Minimum -19°C
(-1°F)		 -19°C
(-3°F)		 -15°C
(5°F)		 -4°C
(26°F)		 -0°C
(32°F)		 8°C
(47°F)		 15°C
(58°F)		 13°C
(56°F)		 7°C
(44°F)		 2°C
(36°F)		 -9°C
(16°F)		 -18°C
(0°F)

Compare climate in Niagara Falls with other places

Compare temperature, precipitation, sunshine, UV index in Niagara Falls, Ontario, Canada with other places around the world.

Monthly average precipitation in Niagara Falls, Ontario, Canada §

Niagara Falls usually has the most precipitation in April, July and October, with an average of 14 rainy days and 123 mm (4.8 inches) of precipitation per month.The driest months in Niagara Falls are January, March and September. On average, 75 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Niagara Falls, Ontario, Canada.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 77 (3.0) 82 (3.2) 72 (2.8) 116 (4.6) 101 (4.0) 81 (3.2) 125 (4.9) 83 (3.3) 75 (3.0) 128 (5.0) 87 (3.4) 91 (3.6)
Average precipitation days (≥ 1 mm) 12 14 12 14 13 10 13 13 9 16 13 15

Monthly sunshine hours in Niagara Falls, Ontario, Canada §

The sunniest months in Niagara Falls are June, July and August, when the sun shines an average of 11 hours 14 minutes a day.Least sunny months in Niagara Falls: January, February and December receive an average of 4 hours 6 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Niagara Falls, Ontario, Canada.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 107 150 231 240 291 340 348 344 303 206 157 115
Mean daily daylight hours 9h 25m 10h 32m 11h 57m 13h 25m 14h 39m 15h 16m 14h 56m 13h 50m 12h 26m 10h 59m 9h 42m 9h 3m

Solar UV radiation in Niagara Falls, Ontario, Canada §

Niagara Falls experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Niagara Falls UV Index data.

Average daily maximum UV levels by month for Niagara Falls, Ontario, Canada.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 5 8 9 10 9 9 7 5 3 2